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CG5982AF 参数 Datasheet PDF下载

CG5982AF图片预览
型号: CG5982AF
PDF下载: 下载PDF文件 查看货源
内容描述: 2K ×8汽车双口静态RAM [2K x 8 Automotive Dual-port Static RAM]
分类和应用:
文件页数/大小: 12 页 / 213 K
品牌: CYPRESS [ CYPRESS ]
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CG5982AF  
Electrical Characteristics Over the Operating Range[4] (continued)  
CG5982AF  
Parameter  
ICC  
Description  
Test Conditions  
Min.  
Max.  
Unit  
VCC Operating Supply Current  
CE = VIL[7,]Outputs Open,  
f = fMAX  
Auto  
Auto  
120  
mA  
ISB1  
ISB2  
ISB3  
Standby Current Both Ports,  
TTL Inputs  
CEL and CER > VIH,  
45  
mA  
mA  
mA  
[7]  
f = fMAX  
Standby Current One Port,  
TTL Inputs  
CEL or CER > VIH, Active Port Auto  
90  
[7]  
Outputs Open, f = fMAX  
Standby Current Both Ports,  
CMOS Inputs  
Both Ports CEL and CER >  
VCC – 0.2V, VIN > VCC – 0.2V  
or VIN < 0.2V, f = 0  
Auto  
Auto  
15  
ISB4  
Standby Current One Port,  
CMOS Inputs  
One Port CEL or CER > VCC  
– 0.2V, VIN > VCC – 0.2V or  
VIN < 0.2V, Active Port  
85  
mA  
[7]  
Outputs Open, f = fMAX  
Capacitance[8]  
Parameter  
Description  
Input Capacitance  
Output Capacitance  
Test Conditions  
TA = 25°C, f = 1 MHz,  
CC = 5.0V  
Max.  
15  
Unit  
CIN  
pF  
pF  
V
COUT  
10  
AC Test Loads and Waveforms  
5V  
R1 893Ω  
R1 893Ω  
5V  
5V  
OUTPUT  
OUTPUT  
281Ω  
BUSY  
OR  
INT  
R2  
347Ω  
R2  
347Ω  
30 pF  
Including  
Jig and  
Scope  
5 pF  
Including  
Jig and  
Scope  
30 pF  
BUSY Output Load  
(CY7C132/CY7C136 Only)  
(a)  
(b)  
Equivalent to:  
THÉVENIN EQUIVALENT  
All input pulses  
90%  
3.0V  
250Ω  
90%  
10%  
OUTPUT  
1.4V  
10%  
GND  
< 5 ns  
< 5 ns  
Switching Characteristics Over the Operating Range[4, 9]  
CG5982AF  
Parameter  
Read Cycle  
tRC  
Description  
Min.  
Max.  
Unit  
Read Cycle Time  
Address to Data Valid[10]  
55  
0
ns  
ns  
ns  
ns  
ns  
ns  
tAA  
55  
tOHA  
tACE  
tDOE  
tLZOE  
Data Hold from Address Change  
CE LOW to Data Valid[10]  
OE LOW to Data Valid[10]  
OE LOW to Low-Z[8, 11]  
55  
25  
3
Notes:  
7. At f = f  
, address and data inputs are cycling at the maximum frequency of read cycle of 1/t and using AC Test Waveforms input levels of GND to 3V.  
rc  
MAX  
8. This parameter is guaranteed but not tested.  
9. Test conditions assume signal transition times of 5 ns or less, timing reference levels of 1.5V, input pulse levels of 0 to 3.0V, output loading of the specified  
I
/I  
and 30-pF load capacitance.  
OL OH,  
10. AC test conditions use V = 1.6V and V = 1.4V.  
OH  
OL  
11. At any given temperature and voltage condition for any given device, t  
is less than t  
and t  
is less than t  
.
LZOE  
HZCE  
LZCE  
HZOE  
Document #: 38-06067 Rev. *C  
Page 3 of 12  
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